From 0369ee72484c42983185d8d50fe6db13607fb599 Mon Sep 17 00:00:00 2001
From: Subv <subv2112@gmail.com>
Date: Tue, 24 Apr 2018 22:42:54 -0500
Subject: [PATCH] Shaders: Added decodings for the FSET instructions.

---
 src/video_core/engines/shader_bytecode.h      | 37 +++++++++++++++----
 .../renderer_opengl/gl_shader_decompiler.cpp  |  2 +-
 2 files changed, 30 insertions(+), 9 deletions(-)

diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index 5a006aee52..6cae6ff45a 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -214,6 +214,20 @@ union Instruction {
         BitField<56, 1, u64> neg_b;
     } fsetp;
 
+    union {
+        BitField<39, 3, u64> pred39;
+        BitField<42, 1, u64> neg_pred;
+        BitField<43, 1, u64> neg_a;
+        BitField<44, 1, u64> abs_b;
+        BitField<45, 2, PredOperation> op;
+        BitField<48, 4, PredCondition> cond;
+        BitField<53, 1, u64> neg_b;
+        BitField<54, 1, u64> abs_a;
+        BitField<52, 1, u64> bf;
+        BitField<55, 1, u64> ftz;
+        BitField<56, 1, u64> neg_imm;
+    } fset;
+
     BitField<61, 1, u64> is_b_imm;
     BitField<60, 1, u64> is_b_gpr;
     BitField<59, 1, u64> is_c_gpr;
@@ -272,6 +286,9 @@ public:
         FSETP_C, // Set Predicate
         FSETP_R,
         FSETP_IMM,
+        FSET_C,
+        FSET_R,
+        FSET_IMM,
         ISETP_C,
         ISETP_IMM,
         ISETP_R,
@@ -283,8 +300,9 @@ public:
         Ffma,
         Flow,
         Memory,
-        FloatPredicate,
-        IntegerPredicate,
+        FloatSet,
+        FloatSetPredicate,
+        IntegerSetPredicate,
         Unknown,
     };
 
@@ -417,12 +435,15 @@ private:
             INST("0100110000101---", Id::SHR_C, Type::Arithmetic, "SHR_C"),
             INST("0101110000101---", Id::SHR_R, Type::Arithmetic, "SHR_R"),
             INST("0011100-00101---", Id::SHR_IMM, Type::Arithmetic, "SHR_IMM"),
-            INST("010010111011----", Id::FSETP_C, Type::FloatPredicate, "FSETP_C"),
-            INST("010110111011----", Id::FSETP_R, Type::FloatPredicate, "FSETP_R"),
-            INST("0011011-1011----", Id::FSETP_IMM, Type::FloatPredicate, "FSETP_IMM"),
-            INST("010010110110----", Id::ISETP_C, Type::IntegerPredicate, "ISETP_C"),
-            INST("010110110110----", Id::ISETP_R, Type::IntegerPredicate, "ISETP_R"),
-            INST("0011011-0110----", Id::ISETP_IMM, Type::IntegerPredicate, "ISETP_IMM"),
+            INST("01011000--------", Id::FSET_R, Type::FloatSet, "FSET_R"),
+            INST("0100100---------", Id::FSET_C, Type::FloatSet, "FSET_C"),
+            INST("0011000---------", Id::FSET_IMM, Type::FloatSet, "FSET_IMM"),
+            INST("010010111011----", Id::FSETP_C, Type::FloatSetPredicate, "FSETP_C"),
+            INST("010110111011----", Id::FSETP_R, Type::FloatSetPredicate, "FSETP_R"),
+            INST("0011011-1011----", Id::FSETP_IMM, Type::FloatSetPredicate, "FSETP_IMM"),
+            INST("010010110110----", Id::ISETP_C, Type::IntegerSetPredicate, "ISETP_C"),
+            INST("010110110110----", Id::ISETP_R, Type::IntegerSetPredicate, "ISETP_R"),
+            INST("0011011-0110----", Id::ISETP_IMM, Type::IntegerSetPredicate, "ISETP_IMM"),
         };
 #undef INST
         std::stable_sort(table.begin(), table.end(), [](const auto& a, const auto& b) {
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index 0864243958..896b6cd2cc 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -519,7 +519,7 @@ private:
             }
             break;
         }
-        case OpCode::Type::FloatPredicate: {
+        case OpCode::Type::FloatSetPredicate: {
             std::string op_a = instr.fsetp.neg_a ? "-" : "";
             op_a += GetRegister(instr.gpr8);